Koyama Shisei | |
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小山 肆成 | |
Personal details | |
Born | 1807 Hisagi Village, Kii Province, Japan |
Died | October 28, 1862 Kyoto, Yamashiro Province, Japan | (aged 54–55)
Koyama Shisei (Japanese: 小山 肆成, 1807-1862) was a Japanese physician and vaccinologist. He also used the name Hōshū (蓬洲).
Koyama's reputation was such that he was compared with other outstanding scientists of his time, as in the phrase, "Seishū of the north, Hōshū of the south" (北の青洲、南の蓬洲).